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Arches Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY |
 |  | |  |  |  |  |  |  | | |  |
| Mostly Clear | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Showers Likely | Chance of Showers | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C Lo: 45°FLo: 7°C |
| POP: 50% | POP: 70% | POP: 90% | POP: 90% | POP: 80% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1244 PM MDT Wed Oct 07 2026 
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Issued: 601 PM MDT Wed Oct 7 2026
Key Messages
.KEY MESSAGES..- A strong Pacific storm system will combine with deep tropical moisture from now Hurricane Rachel to bring the threat of widespread heavy rain to much of Utah as early as late Saturday through at least Tuesday night.
- The current track from the National Hurricane Center brings the center of Post-Tropical Depression Rachel to the Utah-Arizona border near St. George by 5 AM PST Monday, with the cone of uncertainty including much of southern Utah. The main impacts for Utah...